MDT10P223 Datasheet, PDF (17/21 Pages) Micon Design Technology Corporation – 8-bit micro-controller

MDT10P223
12.5 Power Edge-detector Reset Voltage (Not in Sleep Mode), @ V_dd＝5.0 V (PED: Enable)
V_{pr(Low level)}≦1.6~1.8 V
V_{pr(Mid level)}≦1.9~2.1 V
V_pr ﹕V_dd (Power Supply)
PS. If PED_Enable then Internal Power_on_reset will be off
13. Port A Equivalent Circuit
PA0-PA3
I/O
C ontrol
D
Q
I/O
C ontrol
L a tc h
C
Q
K
B
C ontrol P ull-high
W rite
D
D ata O /P
L a tc h
G
QB
D ata
Bus
Rea
d
C om partor C ontrol
QB
D
D ata I/P
L a tc h
G
0
S
1
TTL input level
+
-
com parator level
P ull high R esistor
P ort I/O
P in
Input R esistor
VREF
This specification are subject to be changed without notice. Any latest information
Please visit http;//www.mdtic.com.tw
P.17
2010/06 Ver. 1.0